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Enhanced-TCM CODEC Development for Next Generation Terrestrial DTV Transmission System  

Kim Sung-Hoon (Digital Broadcasting Research Division, Broadcasting System Dept., ETRI)
Ji Kum-Ran (Digital Broadcasting Research Division, Broadcasting System Dept., ETRI)
Lee Jae-Youn (Digital Broadcasting Research Division, Broadcasting System Dept., ETRI)
Kim Seung-Won (Digital Broadcasting Research Division, Broadcasting System Dept., ETRI)
Lee Soo-In (Digital Broadcasting Research Division, Broadcasting System Dept., ETRI)
Kim Chang-Joong (Department of Electronic and Electrical Engineering, Hongik University)
Lee Ho-Kyoung (Department of Electronic and Electrical Engineering, Hongik University)
Publication Information
Journal of Broadcast Engineering / v.10, no.1, 2005 , pp. 14-21 More about this Journal
Abstract
This paper described an Enhanced-xVSB system for improving mobile/pedestrian reception performance to the ATSC(Advanced Television System Committee) DTV 8-VSB transmission standard. E-xVSB system can transmit a mixture of normal (8-VSB) stream and enhanced (robust) stream. The robust stream has a higher threshold of visibility (TOV) compared to the standard stream, and legacy receivers ignore the robust packets. Thus, Enhanced-xVSB system is fully backward compatible with a current ATSC standard. For mobile and portable reception support, E-xVSB system adopts a reduced constellation methodas well as enhanced trellis-coded modulation scheme. E-xVSB system supports a variety of enhanced modulation schemes : Pseudo-2VSB, Enhanced-4VSB, modified Enhanced-8VSB and Hybrid-VSB. Proposed E-xVSB system performs well under serious dynamic multipath reception environment.
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  • Reference
1 Advanced Television System Committee. 'ATSC Digital Television Standard. Doc, A/53.' September 16 2004, http://www.atsc,org
2 Advanced Television System Committee, 'Proposal for an lmproved ATSC DTV Standard,' July 5 2004
3 A. Touzni. H.Fu. W.Bretl. 'Joint Encoding/Decoding Enhanced Multi-Streams Vestigial Side Band Transmission (E-VSB) for North-American Single Carrier HD Terrestrial Broadcast.' ICCE 2003. pp.124-125. 2003
4 ARBERT/SET. 'VSB/COFDM comparison Report' Dec. 2000
5 Sung-Hoon Kim. Kuril-Ran Ji. 'Variety Enhanced MODEM Scheme for Improved ATSC Standard.' IEEE 54th Annual Broadcast Symposium. Oct, 2004